/* 全局css */
html, body {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    background: rgba(0, 0, 0, 0.02);
}

.main {
    width: 100%;
    height: 100%;
}

* {
    box-sizing: border-box;
}

a {
    color: #8f8f8f;
    text-decoration: none;
    padding: 0;
    margin: 0;
}

/*定义滚动条宽高及背景，宽高分别对应横竖滚动条的尺寸*/
::-webkit-scrollbar {
    width: 7px;
    height: 5px;
}

::-webkit-scrollbar-track {
    box-shadow: inset 0 0 6px #8a8a8a;
    border-radius: 10px;
    background-color: #fff;
}

::-webkit-scrollbar-thumb {
    border-radius: 10px;
    -webkit-box-shadow: inset 0 0 6px #8a8a8a;
    box-shadow: inset 0 0 6px #8a8a8a;
    background-color: #8a8a8a;
}

ul, li {
    list-style: none;
    padding: 0;
    margin: 0;
}

.icons {
    width: 1.2rem;
    height: 1.2rem;
    margin: 0 .2rem .2rem .2rem;
    vertical-align: middle;
}

/* 导航栏css */
.navbar {
    width: 100%;
    height: 3.5rem;
    background: #fff;
    display: flex;
    flex-wrap: nowrap;
    line-height: 3.5rem;
    box-sizing: border-box;
    justify-content: space-between;
    padding: 0 2rem;
    position: fixed;
    opacity: 0.4;
    transition: opacity 1s;
    color: #8f8f8f;
    z-index: 99;
}

.navbar:hover {
    opacity: 1 !important;
}

.logo {
    width: 1.2rem;
    height: 1.2rem;
    border-radius: 50%;
    vertical-align: middle;
    margin: 0 0.2rem 0.25rem 0;
}

.navbar-list {
    height: 100%;
}

.navbar-list-item {
    height: 100%;
    float: left;
    padding: 0 .4rem;
}

/* 返回顶部css */

.backtop {
    position: fixed;
    bottom: 4rem;
    right: 5rem;
    width: 2rem;
    height: 2rem;
    opacity: 0.8;
    display: none;
    transition: opacity 0.5s;
}

.backtop:hover {
    opacity: 1;
}


/* 背景图片css */

.cotainer {
    background: url('../img/7.jpg') no-repeat;
    background-size: 100% 100%;
    height: 80vh;
    /*min-height: 500px;*/
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
}

/* 底部内容css */
.content {
    width: 50rem;
    padding: 3rem;
    margin: 0 auto;

}

.content-title {
    font-size: 2.5rem;
    position: relative;
    color: rgba(0, 0, 0, 0.6);
    padding: 0 0 0 20px;
    margin: 0 0 20px 0;
    text-shadow: 0 0 5px #b2b2b2;
}

/*.timeline-small {*/
/*max-width: 350px;*/
/*max-height: 630px;*/
/*overflow: hidden;*/
/*margin: 30px auto 0;*/
/*box-shadow: 0 0 40px #a0a0a0;*/
/*font-family: 'Open Sans', sans-serif;*/
/*}*/

.timeline-small-body ul {
    padding: 1em 0 0 2em;
    margin: 0;
    list-style: none;
    position: relative;
}

.timeline-small-body ul::before {
    content: ' ';
    height: 100%;
    width: 5px;
    background-color: #d9d9d9;
    position: absolute;
    top: 0;
    left: 2.4em;
    z-index: -1;
}

.timeline-small-body li div {
    display: inline-block;
    margin: 1em 0;
    vertical-align: top;
}

.timeline-small-body .bullet {
    width: 1rem;
    height: 1rem;
    box-sizing: border-box;
    border-radius: 50%;
    background: #fff;
    z-index: 1;
    margin-right: 1rem;
    margin-top: 7%;
    border: 3px solid #8f8f8f;
}


.timeline-small-body .date {
    width: 17%;
    font-size: 0.75em;
    margin-top: 2rem;
    margin-right: 2rem;
    height: 1.8rem;
    line-height: 1.8rem;
    color: #fff;
    background: #8a8a8a;
    text-align: center;
    border-radius: 15px;

}

.timeline-small-body .desc {
    width: 60%;
}

.timeline-small-body h3 {
    font-size: 0.9em;
    font-weight: 600;
    margin-bottom: 0.2rem;
    color: rgba(0, 0, 0, 0.7);
    letter-spacing: .05rem;

}

/*.active {*/
    /*background: #8a8a8a;*/
/*}*/

.timeline-small-body h4 {
    margin: 0;
    font-size: 0.7em;
    font-weight: 400;
    color: #808080;
}
